describe("practice-8-5",function(){
    it("转置矩阵B的第i行第j列与被转置矩阵A的第j行第i列相同",function() {
        var arr_matrix_A_tmp = [[1,2,3,0,6],
            [4,5,6,11,9],
            [7,8,9,12,18]];
        var arr_matrix_B_tmp = get_transposed_matrix(arr_matrix_A_tmp);
        for(var i = 0; i <arr_matrix_B_tmp.length; i ++)
        {
            for(var j = 0; j < arr_matrix_B_tmp[i].length; j ++)
            {
                expect(arr_matrix_B_tmp[i][j]).toBe(arr_matrix_A_tmp[j][i]);
            }
        }
    });
});